Predicting what a user will do by remembering what he did last is based on the principle of task coherence: the idea that our goals and the way we achieve them (via tasks) is generally similar from day to day.

• 通过回忆用户上次的行为来预测用户将要做什么是基于任务一致性的原则，我们每天的目标和实现目标的方式（通过任务）通常是相同的。